ALTHOUGH ferns have in a few instances shown some irregularities in the development of the haploid and diploid generation, such as appertain to apogamy and apospory, there has so far been little ...
It’s a fern, of course. This one is quite common in the Southeast, stretching north into the Ohio River Valley and New England and west to eastern Texas. Southern grape-fern, Sceptridium biternatum, ...
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